/// CCIfSubtarget - Match if the current subtarget has a feature F.
class CCIfSubtarget<string F, CCAction A>
- : CCIf<!strconcat("State.getTarget().getSubtarget<X86Subtarget>().", F), A>;
+ : CCIf<!strconcat("static_cast<const X86Subtarget&>"
+ "(State.getMachineFunction().getSubtarget()).", F),
+ A>;
//===----------------------------------------------------------------------===//
// Return Value Calling Conventions
// 512-bit vectors are returned in ZMM0 and ZMM1, when they fit. ZMM2 and ZMM3
// can only be used by ABI non-compliant code. This vector type is only
// supported while using the AVX-512 target feature.
- CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
CCAssignToReg<[ZMM0,ZMM1,ZMM2,ZMM3]>>,
// MMX vector types are always returned in MM0. If the target doesn't have
// MM0, it doesn't support these vector types.
CCIfType<[x86mmx], CCAssignToReg<[MM0]>>,
- // Long double types are always returned in ST0 (even with SSE).
- CCIfType<[f80], CCAssignToReg<[ST0, ST1]>>
+ // Long double types are always returned in FP0 (even with SSE).
+ CCIfType<[f80], CCAssignToReg<[FP0, FP1]>>
]>;
// X86-32 C return-value convention.
def RetCC_X86_32_C : CallingConv<[
- // The X86-32 calling convention returns FP values in ST0, unless marked
+ // The X86-32 calling convention returns FP values in FP0, unless marked
// with "inreg" (used here to distinguish one kind of reg from another,
// weirdly; this is really the sse-regparm calling convention) in which
// case they use XMM0, otherwise it is the same as the common X86 calling
// conv.
CCIfInReg<CCIfSubtarget<"hasSSE2()",
CCIfType<[f32, f64], CCAssignToReg<[XMM0,XMM1,XMM2]>>>>,
- CCIfType<[f32,f64], CCAssignToReg<[ST0, ST1]>>,
+ CCIfType<[f32,f64], CCAssignToReg<[FP0, FP1]>>,
CCDelegateTo<RetCC_X86Common>
]>;
CCIfType<[i32], CCAssignToReg<[ESI, EBP, EAX, EDX]>>
]>;
+// X86-32 HiPE return-value convention.
+def RetCC_X86_32_VectorCall : CallingConv<[
+ // Vector types are returned in XMM0,XMM1,XMMM2 and XMM3.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0,XMM1,XMM2,XMM3]>>,
+
+ // 256-bit FP vectors
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0,YMM1,YMM2,YMM3]>>,
+
+ // 512-bit FP vectors
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0,ZMM1,ZMM2,ZMM3]>>,
+
+ // Return integers in the standard way.
+ CCDelegateTo<RetCC_X86Common>
+]>;
+
// X86-64 C return-value convention.
def RetCC_X86_64_C : CallingConv<[
// The X86-64 calling convention always returns FP values in XMM0.
CCIfCC<"CallingConv::Fast", CCDelegateTo<RetCC_X86_32_Fast>>,
// If HiPE, use RetCC_X86_32_HiPE.
CCIfCC<"CallingConv::HiPE", CCDelegateTo<RetCC_X86_32_HiPE>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<RetCC_X86_32_VectorCall>>,
// Otherwise, use RetCC_X86_32_C.
CCDelegateTo<RetCC_X86_32_C>
CCIfType<[i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in R10.
+ CCIfNest<CCIfSubtarget<"isTarget64BitILP32()", CCAssignToReg<[R10D]>>>,
CCIfNest<CCAssignToReg<[R10]>>,
// The first 6 integer arguments are passed in integer registers.
YMM4, YMM5, YMM6, YMM7]>>>>,
// The first 8 512-bit vector arguments are passed in ZMM registers.
- CCIfNotVarArg<CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCIfNotVarArg<CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
CCIfSubtarget<"hasAVX512()",
CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5, ZMM6, ZMM7]>>>>,
CCIfType<[f80], CCAssignToStack<0, 0>>
]>;
+def CC_X86_Win64_VectorCall : CallingConv<[
+ // The first 6 floating point and vector types of 128 bits or less use
+ // XMM0-XMM5.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5]>>,
+
+ // 256-bit vectors use YMM registers.
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3, YMM4, YMM5]>>,
+
+ // 512-bit vectors use ZMM registers.
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5]>>,
+
+ // Delegate to fastcall to handle integer types.
+ CCDelegateTo<CC_X86_Win64_C>
+]>;
+
+
def CC_X86_64_GHC : CallingConv<[
// Promote i8/i16/i32 arguments to i64.
CCIfType<[i8, i16, i32], CCPromoteToType<i64>>,
CCDelegateTo<CC_X86_32_Common>
]>;
+def CC_X86_32_VectorCall : CallingConv<[
+ // The first 6 floating point and vector types of 128 bits or less use
+ // XMM0-XMM5.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5]>>,
+
+ // 256-bit vectors use YMM registers.
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3, YMM4, YMM5]>>,
+
+ // 512-bit vectors use ZMM registers.
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5]>>,
+
+ // Otherwise, pass it indirectly.
+ CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64,
+ v32i8, v16i16, v8i32, v4i64, v8f32, v4f64,
+ v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCCustom<"CC_X86_32_VectorCallIndirect">>,
+
+ // Delegate to fastcall to handle integer types.
+ CCDelegateTo<CC_X86_32_FastCall>
+]>;
+
def CC_X86_32_ThisCall_Common : CallingConv<[
// The first integer argument is passed in ECX
CCIfType<[i32], CCAssignToReg<[ECX]>>,
CCDelegateTo<CC_X86_32_ThisCall_Common>
]>;
-def CC_X86_CDeclMethod : CallingConv<[
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
-
- CCCustom<"CC_X86_CDeclMethod_SRet">,
-
- CCDelegateTo<CC_X86_32_Common>
-]>;
-
def CC_X86_32_ThisCall : CallingConv<[
CCIfSubtarget<"isTargetCygMing()", CCDelegateTo<CC_X86_32_ThisCall_Mingw>>,
CCDelegateTo<CC_X86_32_ThisCall_Win>
// This is the root argument convention for the X86-32 backend.
def CC_X86_32 : CallingConv<[
CCIfCC<"CallingConv::X86_FastCall", CCDelegateTo<CC_X86_32_FastCall>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<CC_X86_32_VectorCall>>,
CCIfCC<"CallingConv::X86_ThisCall", CCDelegateTo<CC_X86_32_ThisCall>>,
- CCIfCC<"CallingConv::X86_CDeclMethod", CCDelegateTo<CC_X86_CDeclMethod>>,
CCIfCC<"CallingConv::Fast", CCDelegateTo<CC_X86_32_FastCC>>,
CCIfCC<"CallingConv::GHC", CCDelegateTo<CC_X86_32_GHC>>,
CCIfCC<"CallingConv::HiPE", CCDelegateTo<CC_X86_32_HiPE>>,
CCIfCC<"CallingConv::AnyReg", CCDelegateTo<CC_X86_64_AnyReg>>,
CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<CC_X86_Win64_C>>,
CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<CC_X86_64_C>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<CC_X86_Win64_VectorCall>>,
// Mingw64 and native Win64 use Win64 CC
CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>,